57055074 has 16 divisors (see below), whose sum is σ = 114375360. Its totient is φ = 18974160.

The previous prime is 57055057. The next prime is 57055129. The reversal of 57055074 is 47055075.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8197 + ... + 13464.

It is an arithmetic number, because the mean of its divisors is an integer number (7148460).

Almost surely, 2^57055074 is an apocalyptic number.

57055074 is an abundant number, since it is smaller than the sum of its proper divisors (57320286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57055074 is a wasteful number, since it uses less digits than its factorization.

57055074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22105.

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 57055074 is about 7553.4809194172. The cubic root of 57055074 is about 384.9740219724.

Subtracting from 57055074 its reverse (47055075), we obtain a palindrome (9999999).

The spelling of 57055074 in words is "fifty-seven million, fifty-five thousand, seventy-four".